﻿/* ============================================================
 * bootstrap-dropdown.js v2.0.2
 * http://twitter.github.com/bootstrap/javascript.html#dropdowns
 * ============================================================
 * Copyright 2012 Twitter, Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 * ============================================================ */


!function ($) {

    "use strict"

    /* DROPDOWN CLASS DEFINITION
     * ========================= */

    var toggle = '[data-toggle="dropdown"]'
      , Dropdown = function (element) {
          var $el = $(element).on('click.dropdown.data-api', this.toggle)
          $('html').on('click.dropdown.data-api', function () {
              $el.parent().removeClass('open')
          })
      }

    Dropdown.prototype = {

        constructor: Dropdown

    , toggle: function (e) {
        var $this = $(this)
          , selector = $this.attr('data-target')
          , $parent
          , isActive

        if (!selector) {
            selector = $this.attr('href')
            selector = selector && selector.replace(/.*(?=#[^\s]*$)/, '') //strip for ie7
        }

        $parent = $(selector)
        $parent.length || ($parent = $this.parent())

        isActive = $parent.hasClass('open')

        clearMenus()
        !isActive && $parent.toggleClass('open')

        return false
    }

    }

    function clearMenus() {
        $(toggle).parent().removeClass('open')
    }


    /* DROPDOWN PLUGIN DEFINITION
     * ========================== */

    $.fn.dropdown = function (option) {
        return this.each(function () {
            var $this = $(this)
              , data = $this.data('dropdown')
            if (!data) $this.data('dropdown', (data = new Dropdown(this)))
            if (typeof option == 'string') data[option].call($this)
        })
    }

    $.fn.dropdown.Constructor = Dropdown


    /* APPLY TO STANDARD DROPDOWN ELEMENTS
     * =================================== */

    $(function () {
        $('html').on('click.dropdown.data-api', clearMenus)
        $('body').on('click.dropdown.data-api', toggle, Dropdown.prototype.toggle)
    })

}(window.jQuery);